Head Machine was a short-lived band of the late 60s featuring Brian Glascock (drums), David Paramor (vocals), John Glascock (bass), Ken Hensley (organ, guitar), and Lee Kerslake (drums). Hensley and Kerslake went on to be long-time members of Uriah Heep; John Glascock was a member of Jethro Tull from 1975 until his death in 1979; Brian Glascock was in Captain Beyond and Carmen; Paramor is primarily known as a producer, with credits running from the mid-60s into the 90s.